Vacuum cleaner



FIG. 1 is a front isometric view of a vacuum cleaner, showing the claimed design with the handle in an extended configuration;

FIG. 2 is a front isometric view of the vacuum cleaner, showing the handle in a retracted configuration;

FIG. 3 is a rear isometric view of the vacuum cleaner, showing the handle in an extended configuration;

FIG. 4 is a rear isometric view of the vacuum cleaner, showing the handle in a retracted configuration;

FIG. 5 is a front view of the vacuum cleaner, showing the handle in an extended configuration;

FIG. 6 is a front view of the vacuum cleaner, showing the handle in a retracted configuration;

FIG. 7 is a rear view of the vacuum cleaner, showing the handle in an extended configuration;

FIG. 8 is a rear view of the vacuum cleaner, showing the handle in a retracted configuration;

FIG. 9 is a right view of the vacuum cleaner, showing the handle in an extended configuration;

FIG. 10 is a right view of the vacuum cleaner, showing the handle in a retracted configuration;

FIG. 11 is a left view of the vacuum cleaner, showing the handle in an extended configuration;

FIG. 12 is a left view of the vacuum cleaner, showing the handle in a retracted configuration;

FIG. 13 is an enlarged top plan view; and,

FIG. 14 is an enlarged bottom plan view thereof. 

The ornamental design for a vacuum cleaner, as shown and described. 